Origin8 Revolvr BB30 Outboard Thread-Together Bottom Bracket

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Thread-together bottom brackets provide a secure and stable shell interface for smoother operation and extended bearing life Hybrid AL6061/Nylon fiber cups for a superior fit and n oise-free operation Low-friction dual seals protect the bearings from harmful contaminants Sealed premium bearings are both serviceable and replaceable Designed for installing Sram DUB 28.99mm spindle cranks into BB30 frames Show more